adjustable speed gearbox transmission
About O.S.D :Our Strength: We have an experience of more than 20 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, u...

Door Closer (8000 Series)
Easy to adjust the speed, all speed screws on the front side of door closer.Adjustable closing force(EN1-4 & EN 2-6), closing & latching speed are adjustable to meet the high standard ...